$(window).scroll(function() {
    if($(this).scrollTop() &gt; 200) {
        $(&#39;#gotop&#39;).stop().animate({bottom:0,right:0}, 200);
    } else {
        $(&#39;#gotop&#39;).stop().animate({bottom:-30,right:-30}, 200);
    }
});

$(&#39;#gotop&#39;).click(function() {
    $(&#39;html, body&#39;).animate({scrollTop:0}, 1000); 
    return false;
});
      //ganti avatar anon
$(&quot;img[src=&#39;http://img1.blogblog.com/img/anon36.png&#39;]&quot;)
.attr(&#39;src&#39;, &#39;http://2.bp.blogspot.com/-5nGzg5T-9qA/T6ZbL9JF0iI/AAAAAAAACF8/TvTnURwsNb0/s1600/anonymous3.png&#39;)
.ssyby(&#39;blank&#39;)
  //ganti avatar blogger
$(&quot;img[src=&#39;http://img2.blogblog.com/img/b36-rounded.png&#39;]&quot;)
.attr(&#39;src&#39;, &#39;http://3.bp.blogspot.com/-oivPlkvBNBY/T6ZoNQhfAII/AAAAAAAACGY/3gem5DBmmQ8/s1600/blogger-user.png&#39;)
.ssyby(&#39;blank&#39;)